/* ===========================================================
   NOVASET AGENCY — Landing Page Styles
   Editorial · Tecnológica · Premium
   =========================================================== */

:root {
  /* Colors */
  --bg-dark: #100f0e;
  --bg-dark-2: #171513;
  --bg-dark-card: #1c1a17;
  --bg-light: #f7f3ec;
  --bg-light-2: #efe8db;
  --bg-light-card: #ffffff;

  --text-on-dark: #f4efe6;
  --text-on-dark-muted: #a9a29650;
  --muted-on-dark: #b7ae9f;
  --text-on-light: #1b1815;
  --muted-on-light: #6b6255;

  --terracotta: #c1613c;
  --terracotta-light: #d98a63;
  --terracotta-dim: #8f4b31;

  --sage: #8fbfb8;
  --sage-light: #b4d9d3;
  --sage-dim: #4f7972;
  --sage-tint: #dcece9;

  --shadow-terracotta: 0 22px 44px -22px rgba(193, 97, 60, 0.45);
  --shadow-sage: 0 22px 44px -22px rgba(143, 191, 184, 0.5);

  --metallic: #a99a7c;
  --border-dark: rgba(244, 239, 230, 0.1);
  --border-light: rgba(27, 24, 21, 0.1);

  /* Type */
  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Layout */
  --container-w: 1180px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--bg-light);
  color: var(--text-on-light);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4, p { margin: 0; }
button { font: inherit; background: none; border: none; cursor: pointer; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 999;
  background: var(--terracotta); color: #fff; padding: 12px 18px; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

.container {
  width: 100%;
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
}

.text-accent { color: var(--terracotta); font-style: italic; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  white-space: nowrap;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), background 0.3s ease, color 0.3s ease, border-color 0.3s ease;
  border: 1px solid transparent;
}
.btn--primary {
  background: var(--terracotta);
  color: #fff;
  box-shadow: 0 6px 20px -6px rgba(193, 97, 60, 0.55);
}
.btn--primary:hover { background: var(--terracotta-light); transform: translateY(-2px); box-shadow: 0 10px 28px -6px rgba(193, 97, 60, 0.6); }
.btn--ghost {
  background: transparent;
  color: var(--text-on-dark);
  border-color: rgba(143, 191, 184, 0.35);
}
.btn--ghost:hover { border-color: var(--sage); color: var(--sage-light); transform: translateY(-2px); }
.btn--lg { padding: 16px 32px; font-size: 1rem; }
.btn--block { width: 100%; margin-top: 20px; }
.btn--nav { margin-left: 8px; }

/* ---------- Navbar ---------- */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  padding: 20px 0;
  transition: padding 0.35s var(--ease), background 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.35s var(--ease);
  border-bottom: 1px solid transparent;
}
.navbar.is-scrolled {
  padding: 12px 0;
  background: rgba(16, 15, 14, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--border-dark);
}
.navbar__inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.navbar__logo { display: flex; align-items: center; gap: 10px; color: var(--text-on-dark); }
.navbar__logo-img { height: 32px; width: auto; display: block; }
.logo-fallback { display: none; align-items: center; gap: 10px; }
.logo-mark { display: flex; color: var(--terracotta-light); }
.logo-text { font-family: var(--font-display); font-size: 1.35rem; letter-spacing: 0.01em; color: var(--text-on-dark); }
.logo-text__accent { color: var(--terracotta); }
.footer__logo { display: inline-flex; align-items: center; }
.footer__logo .navbar__logo-img { height: 28px; }

.navbar__nav ul { display: flex; gap: 34px; }
.navbar__nav a {
  font-size: 0.92rem; font-weight: 500; color: var(--muted-on-dark);
  position: relative; padding: 4px 0; transition: color 0.25s ease;
}
.navbar__nav a::after {
  content: ''; position: absolute; left: 0; bottom: -2px; width: 0; height: 1px;
  background: var(--terracotta-light); transition: width 0.3s var(--ease);
}
.navbar__nav a:hover { color: var(--text-on-dark); }
.navbar__nav a:hover::after { width: 100%; }
.navbar__nav a.is-active { color: var(--sage-light); }
.navbar__nav a.is-active::after { width: 100%; background: var(--sage-light); }

.navbar__toggle {
  display: none; flex-direction: column; justify-content: center; gap: 5px;
  width: 40px; height: 40px; border-radius: 8px;
}
.navbar__toggle span { width: 20px; height: 1.5px; background: var(--text-on-dark); margin: 0 auto; transition: transform 0.3s var(--ease), opacity 0.3s ease; }
.navbar__toggle.is-open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.navbar__toggle.is-open span:nth-child(2) { opacity: 0; }
.navbar__toggle.is-open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.mobile-nav {
  display: none;
  max-height: 0;
  overflow: hidden;
  background: var(--bg-dark-2);
  border-bottom: 1px solid var(--border-dark);
  transition: max-height 0.4s var(--ease);
}
.mobile-nav.is-open { max-height: 420px; }
.mobile-nav nav { padding: 12px 24px 28px; }
.mobile-nav ul { display: flex; flex-direction: column; gap: 4px; }
.mobile-nav a { display: block; padding: 12px 4px; font-size: 1.05rem; color: var(--text-on-dark); border-bottom: 1px solid var(--border-dark); }

/* ---------- Section shell ---------- */
.section { padding: 120px 0; position: relative; }
.section--dark { background: var(--bg-dark); color: var(--text-on-dark); }
.section--light { background: var(--bg-light); color: var(--text-on-light); }

.section__head { max-width: 720px; margin-bottom: 64px; }
.eyebrow {
  display: inline-block; font-size: 0.78rem; font-weight: 600; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--terracotta); margin-bottom: 18px;
}
.eyebrow--light { color: var(--terracotta-light); }
.section__title {
  font-family: var(--font-display); font-weight: 500; font-size: clamp(2rem, 4.2vw, 3rem);
  line-height: 1.18; color: var(--text-on-dark); letter-spacing: -0.01em;
}
.section__title--dark { color: var(--text-on-light); }
.section__lead {
  margin-top: 22px; font-size: 1.08rem; line-height: 1.65; color: var(--muted-on-dark); max-width: 620px;
}
.section__lead--dark { color: var(--muted-on-light); }

/* ---------- Reveal animation ---------- */
[data-reveal] {
  opacity: 0; transform: translateY(28px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }
[data-reveal-delay="1"] { transition-delay: 0.12s; }
[data-reveal-delay="2"] { transition-delay: 0.24s; }

/* ---------- HERO ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--bg-dark);
  color: var(--text-on-dark);
  padding: 150px 0 90px;
  overflow: hidden;
}
.hero__bg { position: absolute; inset: 0; z-index: 0; }
.hero__glow {
  position: absolute; top: -20%; right: -10%; width: 60%; height: 70%;
  background: radial-gradient(circle, rgba(193, 97, 60, 0.28) 0%, rgba(193, 97, 60, 0) 70%);
  filter: blur(10px);
  will-change: transform;
}
.hero__glow--sage {
  top: auto; right: auto; bottom: -22%; left: -14%; width: 62%; height: 72%;
  background: radial-gradient(circle, rgba(143, 191, 184, 0.38) 0%, rgba(143, 191, 184, 0) 70%);
}
.hero__grid {
  position: absolute; inset: 0;
  background-image: linear-gradient(var(--border-dark) 1px, transparent 1px), linear-gradient(90deg, var(--border-dark) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 40%, transparent 100%);
  opacity: 0.6;
}
.hero__inner {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 40px; align-items: center;
}
.hero__title {
  font-family: var(--font-display); font-weight: 500; font-size: clamp(2.3rem, 5vw, 3.6rem);
  line-height: 1.14; letter-spacing: -0.01em; color: var(--text-on-dark);
}
.hero__subtitle { margin-top: 26px; font-size: 1.12rem; line-height: 1.7; color: var(--muted-on-dark); max-width: 540px; }
.hero__actions { margin-top: 40px; display: flex; flex-wrap: wrap; gap: 16px; }
.hero__visual { perspective: 900px; }

.scroll-cue {
  position: absolute; bottom: 28px; left: 50%; transform: translateX(-50%);
  width: 22px; height: 36px; border: 1px solid var(--border-dark); border-radius: 20px; z-index: 1;
}
.scroll-cue span {
  position: absolute; top: 7px; left: 50%; width: 3px; height: 7px; margin-left: -1.5px;
  background: var(--terracotta-light); border-radius: 2px; animation: scrollCue 1.8s ease infinite;
}
@keyframes scrollCue { 0% { opacity: 1; transform: translateY(0); } 70% { opacity: 0; transform: translateY(12px); } 100% { opacity: 0; } }

/* --- system graphic --- */
.system-graphic {
  position: relative; width: 100%; max-width: 420px; aspect-ratio: 1/1; margin: 0 auto;
  transition: transform 0.5s var(--ease); transform-style: preserve-3d; will-change: transform;
}
.system-graphic__lines { position: absolute; inset: 0; width: 100%; height: 100%; }
.system-graphic__lines line {
  stroke: var(--border-dark); stroke-width: 1;
  stroke-dasharray: 4 5; animation: lineFlow 3.5s linear infinite;
}
.system-graphic__lines line:nth-child(odd) { stroke: rgba(193, 97, 60, 0.32); }
.system-graphic__lines line:nth-child(even) { stroke: rgba(143, 191, 184, 0.34); }
@keyframes lineFlow { to { stroke-dashoffset: -36; } }

.system-graphic__core {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 108px; height: 108px; border-radius: 50%;
  background: linear-gradient(145deg, var(--terracotta), var(--terracotta-dim));
  display: flex; align-items: center; justify-content: center; text-align: center;
  box-shadow: 0 0 0 1px rgba(244,239,230,0.12), 0 20px 50px -12px rgba(193, 97, 60, 0.65);
  z-index: 2; animation: pulseCore 4.5s ease-in-out infinite;
}
.system-graphic__core::after {
  content: ''; position: absolute; inset: -16px; border-radius: 50%;
  border: 1.5px dashed rgba(143, 191, 184, 0.65);
  animation: ringSpin 22s linear infinite;
}
@keyframes ringSpin { to { transform: rotate(360deg); } }
.system-graphic__core span { font-family: var(--font-display); font-weight: 500; font-size: 0.98rem; color: #fff; }
@keyframes pulseCore { 0%, 100% { box-shadow: 0 0 0 1px rgba(244,239,230,0.12), 0 20px 50px -12px rgba(193, 97, 60, 0.65); } 50% { box-shadow: 0 0 0 1px rgba(244,239,230,0.18), 0 20px 60px -8px rgba(193, 97, 60, 0.85); } }

.system-graphic__node {
  position: absolute; padding: 10px 16px; border-radius: 999px;
  background: var(--bg-dark-card); border: 1px solid var(--border-dark);
  font-size: 0.82rem; font-weight: 500; color: var(--text-on-dark); white-space: nowrap;
  animation: floatNode 6s ease-in-out infinite;
  transition: border-color 0.3s ease, transform 0.3s var(--ease);
}
.system-graphic__node:hover { animation-play-state: paused; transform: scale(1.06); z-index: 3; }
.system-graphic__node.n1 { top: 0%; left: 50%; transform: translate(-50%, 0); animation-delay: 0s; border-color: rgba(193, 97, 60, 0.5); }
.system-graphic__node.n2 { top: 24%; right: -6%; animation-delay: 0.4s; border-color: rgba(143, 191, 184, 0.5); }
.system-graphic__node.n3 { bottom: 20%; right: -4%; animation-delay: 0.8s; border-color: rgba(193, 97, 60, 0.5); }
.system-graphic__node.n4 { bottom: -2%; left: 50%; transform: translate(-50%, 0); animation-delay: 1.2s; border-color: rgba(143, 191, 184, 0.5); }
.system-graphic__node.n5 { bottom: 20%; left: -8%; animation-delay: 1.6s; border-color: rgba(193, 97, 60, 0.5); }
.system-graphic__node.n6 { top: 24%; left: -6%; animation-delay: 2s; border-color: rgba(143, 191, 184, 0.5); }
@keyframes floatNode { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
.system-graphic__node.n1, .system-graphic__node.n4 { animation-name: floatNodeCenter; }
.system-graphic__node.n1:hover, .system-graphic__node.n4:hover { transform: translate(-50%, 0) scale(1.06); }
@keyframes floatNodeCenter { 0%, 100% { transform: translate(-50%, 0); } 50% { transform: translate(-50%, -8px); } }

/* ---------- Chaos → System diagram ---------- */
.chaos-diagram {
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 20px;
  padding: 50px 40px; border-radius: var(--radius-lg); background: var(--bg-dark-2); border: 1px solid var(--border-dark);
}
.chaos-diagram__scattered { position: relative; min-height: 260px; display: flex; flex-wrap: wrap; align-content: center; gap: 14px; justify-content: center; }
.chip {
  padding: 10px 18px; border-radius: 999px; font-size: 0.85rem; font-weight: 500;
  background: var(--bg-dark-card); border: 1px solid var(--border-dark); color: var(--muted-on-dark);
}
.chip--float { animation: chipDrift 5s ease-in-out infinite; }
.f1 { animation-delay: 0s; } .f2 { animation-delay: 0.3s; } .f3 { animation-delay: 0.6s; }
.f4 { animation-delay: 0.9s; } .f5 { animation-delay: 1.2s; } .f6 { animation-delay: 1.5s; } .f7 { animation-delay: 1.8s; }
@keyframes chipDrift { 0%, 100% { transform: translateY(0) rotate(0deg); } 50% { transform: translateY(-6px) rotate(-1deg); } }

.chaos-diagram__arrow { display: flex; align-items: center; justify-content: center; color: var(--terracotta); opacity: 0.85; }

.mini-system { position: relative; width: 100%; max-width: 300px; aspect-ratio: 1/1; margin: 0 auto; }
.mini-system__core {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 64px; height: 64px; border-radius: 50%;
  background: linear-gradient(145deg, var(--terracotta), var(--sage-dim)); box-shadow: 0 12px 30px -8px rgba(193,97,60,0.6);
  animation: pulseCore 4.5s ease-in-out infinite;
}
.mini-node {
  position: absolute; padding: 6px 12px; border-radius: 999px; font-size: 0.72rem; font-weight: 500;
  background: var(--bg-dark-card); border: 1px solid var(--border-dark); color: var(--text-on-dark);
  animation: chipDrift 5s ease-in-out infinite;
}
.mn1 { top: 2%; left: 50%; border-color: rgba(193, 97, 60, 0.55); animation-name: chipDriftCenter; animation-delay: 0.1s; }
@keyframes chipDriftCenter { 0%, 100% { transform: translateX(-50%) translateY(0) rotate(0deg); } 50% { transform: translateX(-50%) translateY(-6px) rotate(-1deg); } }
.mn2 { top: 20%; right: 0; border-color: rgba(143, 191, 184, 0.55); animation-delay: 0.4s; }
.mn3 { top: 55%; right: -4%; border-color: rgba(193, 97, 60, 0.55); animation-delay: 0.7s; }
.mn4 { bottom: 2%; right: 14%; border-color: rgba(143, 191, 184, 0.55); animation-delay: 1s; }
.mn5 { bottom: 2%; left: 14%; border-color: rgba(193, 97, 60, 0.55); animation-delay: 1.3s; }
.mn6 { top: 55%; left: -4%; border-color: rgba(143, 191, 184, 0.55); animation-delay: 1.6s; }
.mn7 { top: 20%; left: 0; border-color: rgba(193, 97, 60, 0.55); animation-delay: 1.9s; }

/* ---------- Capability grid ---------- */
.capability-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--border-light); border: 1px solid var(--border-light); border-radius: var(--radius-lg); overflow: hidden; }
.capability-card {
  position: relative; background: var(--bg-light-card); padding: 34px 26px;
  transition: background 0.3s ease, transform 0.3s var(--ease), box-shadow 0.3s ease;
}
.capability-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; transform: scaleX(0); transform-origin: left;
  background: var(--terracotta); transition: transform 0.4s var(--ease);
}
.capability-card:hover { background: var(--bg-light-2); transform: translateY(-4px); box-shadow: var(--shadow-terracotta); }
.capability-card:hover::before { transform: scaleX(1); }
.capability-card__num { font-family: var(--font-display); font-size: 0.85rem; color: var(--terracotta); font-weight: 500; }
.capability-card h3 { margin-top: 14px; font-size: 1.08rem; font-weight: 600; }
.capability-card p { margin-top: 8px; font-size: 0.9rem; color: var(--muted-on-light); line-height: 1.5; }
.capability-card:nth-child(even) .capability-card__num { color: var(--sage-dim); }
.capability-card:nth-child(even)::before { background: var(--sage); }
.capability-card:nth-child(even):hover { box-shadow: var(--shadow-sage); }

.section--sage-tint { background: var(--sage-tint); }
.section--sage-tint .capability-grid { background: var(--border-light); }
.section--sage-tint .eyebrow { color: var(--sage-dim); }
.section--sage-tint .text-accent { color: var(--sage-dim); }

/* ---------- Method track ---------- */
.section--sage-glow { position: relative; }
.section--sage-glow::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(ellipse 60% 55% at 85% 15%, rgba(143, 191, 184, 0.26), transparent 68%),
              radial-gradient(ellipse 45% 40% at 8% 90%, rgba(143, 191, 184, 0.16), transparent 65%);
}
.section--sage-glow > .container { position: relative; z-index: 1; }

.method-track { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.method-step {
  position: relative; padding: 32px 26px; border-radius: var(--radius-md);
  background: var(--bg-dark-2); border: 1px solid var(--border-dark);
  transition: transform 0.4s var(--ease), border-color 0.4s ease, background 0.4s ease, box-shadow 0.4s ease;
}
.method-step:hover { transform: translateY(-6px); border-color: var(--terracotta-dim); background: var(--bg-dark-card); box-shadow: var(--shadow-terracotta); }
.method-step__num {
  display: block; font-family: var(--font-display); font-size: 2.1rem; font-weight: 500;
  color: transparent; -webkit-text-stroke: 1px var(--terracotta-light); margin-bottom: 18px;
}
.method-step h3 { font-size: 1.15rem; font-weight: 600; margin-bottom: 10px; }
.method-step p { font-size: 0.92rem; line-height: 1.6; color: var(--muted-on-dark); }

.method-step:nth-child(even) .method-step__num { -webkit-text-stroke: 1px var(--sage-light); }
.method-step:nth-child(even):hover { border-color: var(--sage-dim); box-shadow: var(--shadow-sage); }

@media (min-width: 1025px) {
  .method-step:not(:nth-child(3n))::after {
    content: ''; position: absolute; top: 50%; right: -29px; width: 28px; height: 1px;
    background: linear-gradient(90deg, var(--terracotta-dim), var(--sage-dim)); opacity: 0.7;
  }
}

/* ---------- Services ---------- */
.services-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.service-card {
  --accent: var(--terracotta);
  padding: 34px 26px; border-radius: var(--radius-md); background: var(--bg-light-card);
  border: 1px solid var(--border-light); box-shadow: 0 1px 2px rgba(27,24,21,0.04);
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease), border-color 0.4s ease;
}
.service-card:nth-child(even) { --accent: var(--sage-dim); }
.service-card:hover { transform: translateY(-6px) rotate(-0.4deg); box-shadow: 0 22px 44px -20px rgba(27,24,21,0.22); border-color: var(--accent); }
.service-card__icon {
  width: 52px; height: 52px; border-radius: 12px; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(145deg, var(--bg-light-2), var(--bg-light)); color: var(--accent); margin-bottom: 20px;
  transition: transform 0.4s var(--ease), color 0.3s ease;
}
.service-card:hover .service-card__icon { transform: scale(1.08) rotate(-4deg); }
.service-card h3 { font-size: 1.05rem; font-weight: 600; margin-bottom: 14px; }
.service-card li { font-size: 0.88rem; color: var(--muted-on-light); padding: 6px 0; border-top: 1px solid var(--border-light); }
.service-card li:first-child { border-top: none; }
.services-cta { margin-top: 48px; text-align: center; }

/* ---------- Projects ---------- */
.projects-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.project-card {
  padding: 38px 30px; border-radius: var(--radius-md); background: var(--bg-dark-2);
  border: 1px solid var(--border-dark); transition: transform 0.4s var(--ease), border-color 0.4s ease, box-shadow 0.4s ease;
}
.project-card:hover { transform: translateY(-6px); border-color: var(--terracotta-dim); box-shadow: var(--shadow-terracotta); }
.project-card__tag {
  display: inline-block; font-size: 0.72rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--terracotta-light); padding: 5px 12px; border: 1px solid var(--terracotta-dim); border-radius: 999px; margin-bottom: 20px;
}
.project-card h3 { font-family: var(--font-display); font-size: 1.5rem; font-weight: 500; margin-bottom: 12px; }
.project-card p { font-size: 0.94rem; line-height: 1.65; color: var(--muted-on-dark); }

.project-card:nth-child(even) .project-card__tag { color: var(--sage-light); border-color: var(--sage-dim); }
.project-card:nth-child(even):hover { border-color: var(--sage-dim); box-shadow: var(--shadow-sage); }

/* ---------- Projects: casos de estudio con media real ---------- */
.project-card__type { margin-top: -6px; margin-bottom: 16px; font-size: 0.82rem; font-weight: 500; color: var(--terracotta-light); }
.project-card:nth-child(even) .project-card__type { color: var(--sage-light); }

.project-videos { margin-top: 26px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.project-videos--single { grid-template-columns: minmax(0, 260px); justify-content: center; }
.project-piece { display: flex; flex-direction: column; gap: 8px; }
.project-piece video,
.project-piece-img {
  width: 100%; aspect-ratio: 9/16; object-fit: cover; border-radius: var(--radius-sm);
  border: 1px solid var(--border-dark); background: #000;
}
.project-piece__label { font-size: 0.74rem; color: var(--muted-on-dark); }

.project-piece--carousel { margin-top: 18px; }
.project-carousel__track {
  display: flex; gap: 10px; overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 4px; scrollbar-width: thin;
}
.project-carousel__track::-webkit-scrollbar { height: 5px; }
.project-carousel__track::-webkit-scrollbar-thumb { background: var(--border-dark); border-radius: 4px; }
.project-carousel__track img {
  flex: 0 0 auto; width: min(34%, 140px); aspect-ratio: 4/5; object-fit: cover; scroll-snap-align: start;
  border-radius: var(--radius-sm); border: 1px solid var(--border-dark);
}
.project-carousel__nav { display: flex; align-items: center; gap: 10px; margin-top: 10px; }
.project-carousel__btn {
  width: 30px; height: 30px; border-radius: 50%; border: 1px solid var(--border-dark); color: var(--text-on-dark);
  display: flex; align-items: center; justify-content: center; font-size: 0.95rem;
  transition: border-color 0.25s ease, color 0.25s ease, transform 0.25s ease;
}
.project-carousel__btn:hover { border-color: var(--terracotta-light); color: var(--terracotta-light); transform: translateY(-1px); }
.project-card:nth-child(even) .project-carousel__btn:hover { border-color: var(--sage-light); color: var(--sage-light); }
.project-carousel__count { font-size: 0.76rem; color: var(--muted-on-dark); }

/* ---------- Diferencial ---------- */
.diff-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.diff-card { padding: 6px; transition: transform 0.35s var(--ease); }
.diff-card:hover { transform: translateY(-4px); }
.diff-card__num { font-family: var(--font-display); font-size: 1rem; color: var(--terracotta); }
.diff-card h3 { margin-top: 16px; font-size: 1.1rem; font-weight: 600; line-height: 1.35; }
.diff-card p { margin-top: 10px; font-size: 0.9rem; color: var(--muted-on-light); line-height: 1.55; }
.diff-card:nth-child(2) .diff-card__num, .diff-card:nth-child(3) .diff-card__num { color: var(--sage-dim); }

/* ---------- Fit section ---------- */
.fit-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.fit-card { padding: 44px; border-radius: var(--radius-lg); }
.fit-card--yes { background: linear-gradient(155deg, var(--bg-dark-card), var(--bg-dark-2)); border: 1px solid var(--border-dark); }
.fit-card--no { background: var(--bg-dark); border: 1px dashed var(--border-dark); }
.fit-card h2 { font-family: var(--font-display); font-weight: 500; font-size: 1.6rem; line-height: 1.3; margin-bottom: 28px; color: var(--text-on-dark); }
.fit-list { display: flex; flex-direction: column; gap: 16px; }
.fit-list li { display: flex; align-items: center; gap: 14px; font-size: 1rem; color: var(--text-on-dark); }
.fit-icon { display: inline-flex; align-items: center; justify-content: center; width: 26px; height: 26px; border-radius: 50%; flex-shrink: 0; font-size: 0.85rem; transition: transform 0.3s var(--ease); }
.fit-icon--yes { background: rgba(143, 191, 184, 0.2); color: var(--sage-light); }
.fit-icon--no { background: rgba(244, 239, 230, 0.06); color: var(--muted-on-dark); }
.fit-list li:hover .fit-icon { transform: scale(1.12); }

/* ---------- Section seams ---------- */
.section--seam { position: relative; }
.section--seam::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--sage) 25%, var(--terracotta) 75%, transparent);
  opacity: 0.55;
}

/* ---------- About ---------- */
.about { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 60px; align-items: center; }
.about__quote {
  margin: 28px 0; font-family: var(--font-display); font-style: italic; font-size: 1.35rem;
  line-height: 1.5; color: var(--text-on-light); border-left: 2px solid var(--terracotta); padding-left: 22px;
}
.about__visual { display: flex; align-items: center; justify-content: center; }
.about__frame { position: relative; width: 100%; aspect-ratio: 4/5; max-width: 340px; }
.about__frame-line { position: absolute; border-radius: var(--radius-lg); border: 1px solid var(--border-light); }
.l1 { inset: 0; background: var(--bg-light-2); }
.l2 { inset: 22px; border-color: var(--sage-dim); }
.l3 { inset: 44px; background: var(--bg-light-card); box-shadow: 0 30px 60px -20px rgba(27,24,21,0.15); }
.l3::after {
  content: ''; position: absolute; top: 24px; left: 24px; width: 34px; height: 34px; border-radius: 50%;
  background: linear-gradient(145deg, var(--terracotta), var(--sage-dim)); opacity: 0.9;
}
.about__logo {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 62%; height: auto;
}

/* ---------- CTA final ---------- */
.cta-final { position: relative; padding: 140px 0; text-align: center; background: var(--bg-dark); color: var(--text-on-dark); overflow: hidden; }
.cta-final__bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 50% 20%, rgba(193, 97, 60, 0.22), transparent 60%),
    radial-gradient(circle at 15% 90%, rgba(143, 191, 184, 0.3), transparent 58%);
}
.cta-final__inner { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center; }
.cta-final__title { font-family: var(--font-display); font-weight: 500; font-size: clamp(2.2rem, 5vw, 3.4rem); line-height: 1.15; }
.cta-final__text { margin-top: 22px; font-size: 1.08rem; color: var(--muted-on-dark); max-width: 480px; }
.cta-final__actions { margin-top: 36px; display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; }

/* ---------- Footer ---------- */
.footer { background: var(--bg-dark-2); color: var(--text-on-dark); padding: 60px 0 0; border-top: 1px solid var(--border-dark); }
.footer__inner { display: flex; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; gap: 32px; padding-bottom: 40px; }
.footer__brand p { margin-top: 10px; font-size: 0.88rem; color: var(--muted-on-dark); }
.footer__locations { color: var(--sage-light) !important; letter-spacing: 0.03em; }
.footer__links { display: flex; gap: 28px; }
.footer__links a { font-size: 0.92rem; color: var(--muted-on-dark); transition: color 0.25s ease; }
.footer__links a:hover { color: var(--sage-light); }
.footer__bottom { border-top: 1px solid var(--border-dark); padding: 20px 0; }
.footer__bottom p { font-size: 0.8rem; color: var(--muted-on-dark); text-align: center; }

/* ===========================================================
   RESPONSIVE
   =========================================================== */
@media (max-width: 1024px) {
  .hero__inner { grid-template-columns: 1fr; gap: 70px; text-align: left; }
  .hero__visual { order: -1; max-width: 360px; margin: 0 auto; }
  .capability-grid { grid-template-columns: repeat(2, 1fr); }
  .method-track { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .projects-grid { grid-template-columns: 1fr; }
  .diff-grid { grid-template-columns: repeat(2, 1fr); }
  .about { grid-template-columns: 1fr; }
  .about__visual { order: -1; }
}

@media (max-width: 860px) {
  .navbar__nav, .btn--nav { display: none; }
  .navbar__toggle { display: flex; }
  .mobile-nav { display: block; }
  .fit-grid { grid-template-columns: 1fr; }
  .chaos-diagram { grid-template-columns: 1fr; }
  .chaos-diagram__arrow { transform: rotate(90deg); margin: 10px auto; }
}

@media (max-width: 640px) {
  .section { padding: 84px 0; }
  .section__head { margin-bottom: 44px; }
  .hero { padding: 130px 0 70px; min-height: unset; }
  .hero__actions { flex-direction: column; align-items: stretch; }
  .hero__actions .btn { width: 100%; }
  .capability-grid { grid-template-columns: 1fr 1fr; }
  .method-track { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .diff-grid { grid-template-columns: 1fr; gap: 32px; }
  .system-graphic { max-width: 300px; }
  .system-graphic__node { padding: 8px 12px; font-size: 0.72rem; }
  .system-graphic__core { width: 88px; height: 88px; }
  .footer__inner { flex-direction: column; }
  .about__quote { font-size: 1.15rem; }
  .cta-final { padding: 100px 0; }
  .cta-final__actions { flex-direction: column; align-items: stretch; }
  .cta-final__actions .btn { width: 100%; }
  .project-card--case { padding: 30px 22px; }
  .project-videos { grid-template-columns: 1fr; }
  .project-carousel__track img { width: min(46%, 160px); }
}

@media (max-width: 400px) {
  .container { padding: 0 18px; }
  .capability-grid { grid-template-columns: 1fr; }
}

/* ===========================================================
   LIGHTBOX — vista ampliada de imágenes de carrusel
   =========================================================== */
.project-carousel__track img { cursor: zoom-in; }

html.lightbox-open { overflow: hidden; }

.lightbox {
  position: fixed; inset: 0; z-index: 500;
  display: flex; align-items: center; justify-content: center;
  background: rgba(16, 15, 14, 0.94);
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity 0.3s var(--ease);
  padding: 24px;
}
.lightbox.is-open { opacity: 1; visibility: visible; pointer-events: auto; }

.lightbox__stage {
  position: relative; max-width: min(92vw, 1000px); max-height: 86vh;
  display: flex; align-items: center; justify-content: center;
}
.lightbox__img {
  max-width: 100%; max-height: 86vh; width: auto; height: auto;
  object-fit: contain; border-radius: var(--radius-md);
  box-shadow: 0 30px 70px -20px rgba(0, 0, 0, 0.6);
  opacity: 0; transform: scale(0.97);
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease);
}
.lightbox__img.is-loaded { opacity: 1; transform: scale(1); }

.lightbox__close,
.lightbox__nav {
  position: fixed; display: flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--bg-dark-card); border: 1px solid var(--border-dark); color: var(--text-on-dark);
  font-size: 1.3rem; line-height: 1;
  transition: border-color 0.25s ease, color 0.25s ease, transform 0.25s var(--ease);
}
.lightbox__close:hover, .lightbox__nav:hover { border-color: var(--terracotta-light); color: var(--terracotta-light); }

.lightbox__close { top: 20px; right: 20px; }
.lightbox__nav--prev { left: 20px; top: 50%; transform: translateY(-50%); }
.lightbox__nav--next { right: 20px; top: 50%; transform: translateY(-50%); }
.lightbox__nav--prev:hover, .lightbox__nav--next:hover { transform: translateY(-50%) scale(1.06); }
.lightbox__nav[disabled] { opacity: 0.3; pointer-events: none; }

.lightbox__count {
  position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%);
  margin: 0; font-size: 0.8rem; color: var(--muted-on-dark); letter-spacing: 0.04em;
}

@media (max-width: 640px) {
  .lightbox { padding: 16px; }
  .lightbox__close { top: 14px; right: 14px; width: 40px; height: 40px; }
  .lightbox__nav { width: 40px; height: 40px; }
  .lightbox__nav--prev { left: 8px; }
  .lightbox__nav--next { right: 8px; }
  .lightbox__count { bottom: 14px; font-size: 0.74rem; }
}
  .lightbox__nav--next { right: 8px; }
  .lightbox__count { bottom: 14px; font-size: 0.74rem; }
}